Oklahoma City-based Paycom stock soars after second quarter growth

Oklahoma City-based Paycom Software Inc.'s stock jumped 18.5 percent Wednesday, making it the third-biggest gainer on the New York Stock Exchange.

During the day's trading, Paycom shares set a new all-time high of $128 before closing at $125.94. The gain came in heavy trading as the number of Paycom shares changing hands was more than five times the average daily volume.

On Tuesday, the cloud-based payroll and human resources company reported a second-quarter profit of $35.7 million, or 61 cents per share. That's up 78 percent from the same period last year.